#include <head.h>

int main(int argc, char const *argv[])
{
    if(argc != 2)
    {
        printf("参数个数不对\n");
        return 0;
    }
    int ret = chmod(argv[1], 0777);
    if(ret == -1)
    {
        perror("chmod");
        return 0;
    }

    return 0;
}
